wiki: add Carbon Design System icons (2673) + pictograms (1000)

- 2673 SVG icons from @carbon/icons v11.82.0 (~2.5 MB)
- 1000 SVG pictograms from Carbon Design System (~2.0 MB)
- Updated 00-overview.md with asset structure and category listing

All icons: 32x32, fill: currentColor, optimized SVG
All pictograms: 24x24, fill: currentColor, SVG

assets/icons/carbon/direction-loop-right-filled.svg

@@ -0,0 +1 @@
+<svg id="icon" width="32" height="32" viewBox="0 0 32 32"> <path id="inner-path" class="cls-1" d="M16,26H14V18h2ZM21,8,19.5859,9.4141,24.1719,14H11a3,3,0,1,1,3-3v1h2V11a5,5,0,1,0-5,5H24.1719l-4.586,4.5859L21,22l7-7Z" transform="translate(0)"/> <path d="M28,2H4A2,2,0,0,0,2,4V28a2,2,0,0,0,2,2H28a2,2,0,0,0,2-2V4A2,2,0,0,0,28,2ZM16,26H14V18h2Zm5-4-1.4141-1.4141L24.1719,16H11a5,5,0,1,1,5-5v1H14V11a3,3,0,1,0-3,3H24.1719l-4.586-4.5859L21,8l7,7Z" transform="translate(0)"/> </svg>